/*4.5 选项卡
  name:        hui-tab
  sample:
    <div id="hui-tab-demo" class="hui-tab">
      <div class="hui-tab-header clearfix"><span>选项卡一</span><span>选项卡二</span><span>自适应宽度</span></div>
      <div class="hui-tab-content">内容一</div>
      <div class="hui-tab-content">内容二</div>
      <div class="hui-tab-content">内容三</div>
    </div>
*/
.hui-tab {
  .hui-tab-header {
    border-bottom: 1px solid #e8e8e8;
    span {
      cursor: pointer;
      display: inline-block;
      height: 40px;
      line-height: 40px;
      padding: 0 20px;
      border-bottom: solid 2px #fff;
      &.current {
        border-bottom-color: #1890ff;
      }
    }
  }
  .hui-tab-content {
    display: none;
    padding-top: 20px;
  }
}